Resources

13 articles

Ocean Alkalinity Enhancement primer

August 26, 2025

Frontier is publishing a primer on Ocean Alkalinity Enhancement (OAE), a carbon removal solution that can both remove CO₂ from the atmosphere and locally reduce ocean acidification. It outlines the basics of OAE, the latest research, and what it takes to deploy this approach responsibly.

Preview for "CDR clean energy procurement principles"
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CDR clean energy procurement principles

February 27, 2025

Some carbon removal approaches require meaningful amounts of energy. This raises questions about whether the approach removes carbon on net, or whether it takes away clean energy from decarbonization efforts more broadly. To address these concerns, we’ve put together a set of principles to help suppliers work through these questions and ultimately choose the best possible sources of energy for their operation.

Preview for "Marine CDR buyer principles for responsible procurement"
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Marine CDR buyer principles for responsible procurement

September 15, 2024

Early buyers of abiotic marine carbon removal can play an important role in setting a high bar for what safe and responsible deployment, and rigorous measurement look like. Frontier developed a set of principles prioritizing projects that advance scientific understanding, support ecosystem safety, and engage with local communities from day one.

Preview for "Marine CDR health and ecosystem impact rubric"
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Marine CDR health and ecosystem impact rubric

September 15, 2024

In partnership with Ramboll, an environmental, safety and health sciences firm, Frontier developed a rubric reviewers could use to assess whether a proposed project (1) is set up for safe deployment and (2) has a best-in-class approach to monitor and mitigate any potential ecosystem and health and safety risks. We include these details in all signed marine carbon removal contracts, along with a community benefits plan (see CarbonRun’s community benefits plan as an example).

Preview for "Marine CDR measurement rubric"
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Marine CDR measurement rubric

September 15, 2024

To evaluate the measurement protocol of prospective candidates, Frontier worked with scientists at the nonprofit [C]Worthy to propose a set of requirements that would give us confidence that a marine carbon removal project is responsibly, conservatively, and rigorously demonstrating removal from deployments.

Preview for "Publishing Frontier’s offtake agreement template"
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Publishing Frontier’s offtake agreement template

August 15, 2024

Frontier is publishing the offtake agreement template that we’ve iterated on over the course of contracting more than $300M in carbon removal purchases. Our hope is this template may help other buyers and suppliers—of either carbon removal or other early climate technologies—spend less time contracting and more time building.

Preview for "Biomass sourcing principles"
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Biomass sourcing principles

May 1, 2024

Buyers can play an important role in promoting responsible scaling of BiCRS by ensuring that the biomass used to capture CO₂ from the atmosphere is sourced responsibly. To that end, we’re sharing the principles we use to make purchasing decisions as well as assess compliance throughout the duration of the contract.

Preview for "Biomass health and ecosystem impact rubric"
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Biomass health and ecosystem impact rubric

May 1, 2024

In partnership with Ramboll—an environmental, safety and health sciences firm—Frontier developed a rubric reviewers could use to assess whether a proposed project (1) is set up for safe deployment and (2) has a best-in-class approach to monitor and mitigate any potential ecosystem and health and safety risks. We include any requirements not already covered by existing regulatory regimes in a protocol in all signed BiCRS contracts.

Preview for "Enhanced weathering buyer principles for responsible procurement"
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Enhanced weathering buyer principles for responsible procurement

December 7, 2023

Early buyers of enhanced weathering can play an important role in setting a high bar for what safe and responsible deployment, and rigorous measurement look like. Frontier worked with Microsoft, the Yale Center for Natural Carbon Capture and others to develop a set of principles to guide enhanced weathering purchasing decisions.

Preview for "Enhanced weathering health and ecosystem impact rubric"
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Enhanced weathering health and ecosystem impact rubric

December 7, 2023

In partnership with Ramboll, an environmental, safety and health sciences firm, Frontier developed a rubric reviewers could use to assess whether a proposed project (1) is set up for safe deployment and (2) has a best-in-class approach to monitor and mitigate any potential ecosystem and health and safety risks. We include these details in a protocol in all signed enhanced weathering contracts, along with our community benefits plan template.

Preview for "Enhanced weathering measurement rubric"
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Enhanced weathering measurement rubric

December 7, 2023

To evaluate the measurement protocol of prospective candidates, Frontier worked with scientists from Yale and Georgia Institute of Technology to develop a measurement rubric that outlines what measurement, modeling and sampling procedures would give us high confidence that an enhanced weathering project is responsibly, conservatively, and rigorously crediting tons for their deployment.

Preview for "Community benefits plan template"
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Community benefits plan template

November 21, 2023

This template is intended to provide helpful information to assist applicants in developing a community benefits plan for Frontier offtakes.

Preview for "Carbon removal knowledge gaps"
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Carbon removal knowledge gaps

November 17, 2022

Carbon removal technologies face a variety of critical knowledge gaps. We built a dynamic database of research and innovation gaps across CDR technologies to highlight critical areas and enable cross-disciplinary experts to plug in and fill those gaps.